| Name | Meaning | Gender | Origin |
|---|
| Talia | Dew of heaven
| Female | Hebrew |
| Tarbaby | | Unisex | |
| Tarzan And Jane | | Unisex | Hebrew |
| Tasmin | | Female | Hebrew |
| Tavia | Twin
| Female | Spanish |
| Tessa | Abbreviation of Teresa which is a popular saint's name of uncertain meaning.
| Female | English |
| Tessie | Abbreviation of Teresa which is a popular saint's name of uncertain meaning.
| Female | English |
| Tina | River
| Female | English |
| Tisha | Joy, Gladness | Unisex | English |
| Tizzy | | Female | Hebrew |
| Tofty | | Unisex | |
| Tosh | | Unisex | |
| Toupee | | Unisex | Hebrew |
| Tut | after Tutankhamun, or King Tut | Unisex | |
| Ukulele | | Unisex | |
| Uma | after the actress Uma Thurman | Female | Sanskrit |
| Unity | Together
| Female | English |
| Uno | | Unisex | |
| Uric The Oddball | | Unisex | |
| Ursa | Form of Ursula | Female | Greek |
| Valen | Strong. Variant Of Valentinus; The Name Of More Than 50 Saints And Three Roman Emperors. | Unisex | English |
| Valentina | healthy, strong | Female | Latin |
| Valeria | strong, vigorous | Female | Latin |
| Valerie | valor, strong | Female | |
| Vegas | | Female | |